View source for JLC 909

{{File C|JLC 909|Calibre JLC 909/1-440C|Jaeger-LeCoultre}}

'''Calibre 909''' is an [[automatic]] [[alarm]] movement from [[Jaeger-LeCoultre]].

Introduced in [[2005]], Calibre 909 was used in the [[Jaeger-LeCoultre Master Grand Réveil|Master Grand Réveil]], a limited-edition watch. Special features included a [[perpetual calendar]], [[24 hour]] function, and switchable [[alarm]] on a bronze gong or just vibration.

==Specifications==

* 30 mm diameter, 8.3 mm thick
* 28,800 A/h
* Glucydur balance, automatically compensating hairspring
* [[Double barrel]] (time and alarm)
** Bidirectional automatic winding for time
** Manual winding for alarm
* 36 [[jewels]]
* Alarm hammer on bronze gong or vibration
* Power reserve of 45 hours
* 349 components

{{Jaeger-LeCoultre Alarm Calibres}}

[[Category:Jaeger-LeCoultre calibres|909]]
[[Category:Jaeger-LeCoultre Memovox calibres|909]]
[[Category:Automatic movements]]
[[Category:Movements]]
[[Category:Alarm movements]]
[[Category:Automatic alarm movements]]
[[Category:Double barrel movements]]
[[Category:Perpetual calendar movements]]